No, it isn't, at least not in the sense you're using it Eliminating the source of contagion through tracing and containment is a kind of "herd immunity" that leaves most of the population uninfected with no antibodies, and it's the only really achievable onehttps://twitter.com/JordanSchachtel/status/1257093022212395010 …
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I'll add that it's quite possible that the immunity gained by recovering from COVID-19 is too short to achieve herd immunity. Even if it's on the long side, it's high rate of transmission means that herd immunity may require infecting 60-85 of the world population.
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